[Lowfer] Noisy night
Garry Hess
k3siw at sbcglobal.net
Fri Feb 25 09:37:56 EST 2011
Sounded like July here last evening with a huge, white blob of lightning
activity showing up from the South on the map at
http://thunderstorm.vaisala.com/explorer.html. Surprisingly, the Nuuk,
Greenland and Labrador Navtex stations on 518 kHz came through on their
0340Z and 0350Z, respectively, time slots. Haven't decoded the former
for awhile but perhaps that's because it didn't even both to transmit
its usual "no message on hand" message like it did last night.
Saw an email from David indicating the VLF source at 18.9 kHz was active
again at 0433Z. Looked shortly after that but saw nothing here. Perhaps
because it was buried by QRN.
Lowfer EMP was in there around 0700Z, by which time the QRN was abating
and conditions to the west were picking up, at least selectively. Looked
briefly at the lowfer watering hole but only saw local SIW. NDB FCH,
CHANDLER, CA on 344 kHz was fairly good copy at 0815Z but MOG,MONTAGUE,
CA on 404 kHz was weak. Tried to decode DGPS from BC on several 300 kHz
frequencies after that to no avail. 315 kHz is the best possibility with
an omnidirectional e-probe but 320 kHz would be best with a loop that
could null the co-channel station in AL. All the Canadian stations are
200 bps and that's a bit harder to decode than the 100 bps stations
prevalent in the US. Might not have much time left to log new stations
because of the announcement at
http://www.gpsworld.com/gps/news/canadian-dgps-service-be-de-commissioned-9803.
73, Garry, K3SIW, EN52ta, Elgin, IL
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